Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Horsepower estimate for the Gen III Vortec V8
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Old 01-02-2013, 10:40 PM
GunnerTHB GunnerTHB is offline
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96-98 was Gen I Vortec, not TBI. The head casting #'s should end in 062 or 906 for the 350 and 059 or 520 for the 305. Gen III Vortec truck engines were 4.8L, 5.3L, and 6.0L.

TBI head casting # ended in 193. It makes a nice paperweight.
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